#23314B
Closest named color: Space Cadet (#2B2D42). oklch(31.4% 0.051 262.2), rgb(35, 49, 75).
Aa
White text reads best on this color (13.02:1).
About this color
#23314B is a dark, muted blue. In OKLCH its lightness is 31%, its chroma 0.051 and its hue 262°. Its hue sits on the cool side of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.020 away. White text reads best on it, at 13.02:1.
| Hue family | Blues |
| Lightness | dark (31%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.61:1 |
| White text | 13.02:1 |
Values
| HEX | #23314B |
| RGB | rgb(35, 49, 75) |
| HSL | hsl(219, 36%, 22%) |
| OKLCH | oklch(31.4% 0.051 262.2) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #23314B | 13.02:1 | AAA | Lc -102.5 | Preferred for body text |
| Black text on #23314B | 1.61:1 | Fails | Lc 0.0 | Not readable |
| #23314B text on white | 13.02:1 | AAA | Lc 99.2 | Preferred for body text |
| #23314B text on black | 1.61:1 | Fails | Lc 0.0 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 950.
-
Step 50
50
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E4EAF6
oklch(93.6% 0.017 264.5)
-
Step 200
200
#CDDAF0
oklch(88.5% 0.033 261)
-
Step 300
300
#ACC1E8
oklch(80.8% 0.06 262.8)
-
Step 400
400
#80A1DD
oklch(70.8% 0.096 262)
-
Step 500
500
#6088D3
oklch(63.1% 0.122 262.1)
-
Step 600
600
#4771C1
oklch(55.7% 0.133 262.1)
-
Step 700
700
#385EA6
oklch(49.1% 0.123 261.9)
-
Step 800
800
#2F4D87
oklch(42.7% 0.103 262.3)
-
Step 900
900
#2A406C
oklch(37.6% 0.081 263)
-
Step 950
950 (this color)
#23314B
oklch(31.4% 0.051 262.2)
#23314B with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #27334C | 0.009 |
| Deuteranopia (no green cones) | #232F4A | 0.006 |
| Tritanopia (no blue cones) | #12373A | 0.047 |
| Achromatopsia (no color) | #313131 | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #23314B
#23314B
oklch(31.4% 0.051 262.2)
- #3E2F10
#3E2F10
oklch(31.5% 0.051 83.1)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #23314B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.020
- Gunmetal #293241 ΔE 0.021
- Prussian Blue #1D3557 ΔE 0.023
- Dark Blue Grey #1F3B4D ΔE 0.032
- Midnight Green #073B4C ΔE 0.038
- Oxford Blue #1B263B ΔE 0.045
- Onyx #343A40 ΔE 0.049
- Marine #042E60 ΔE 0.050
Use #23314B in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.